Home / 74,827.72-112,241.54-49,916.40

Finding the Fourth Proportional to 74,827.72, 112,241.54 and 49,916.40

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Solution

The fourth proportional to 74,827.72, 112,241.54 and 49,916.40 is: 74,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,827.72 : 112,241.54 = 49,916.40 : x
  2. Step 2: Convert to fraction form
    74,827.72/112,241.54 = 49,916.40/x
  3. Step 3: Cross multiply
    74,827.72x = 112,241.54 × 49,916.40
  4. Step 4: Simplify right side
    74,827.72x = 5,602,693,607.26
  5. Step 5: Solve for x
    x = 5,602,693,607.26/74,827.72
  6. Step 6: Final answer
    x = 74,874.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.